St Charles Weather Forecast
- 68
- 91
Partly Sunny
- 65
- 84
Rain Showers
- 60
- 80
Breezy
- 60
- 82
Mostly Sunny
- 63
- 83
Mostly Sunny
- 64
- 84
Mostly Sunny
Today 29 Jul Cuming
Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.
Tonight 29 Jul Cuming
Partly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Humid with Lows in the upper 60s. Southeast Winds 10 to 15 Mph. Chance of rain 40 percent.
St Charles Temperature Statistics
July Temperature
Fremont Municipal Airport (26.1 miles)
Lowest 22 July, 2026
61.9 °FAverage July
78.7 °FHighest 26 July, 2026
99.7 °F
Climate (2021–2026)
Fremont Municipal Airport (26.1 miles)
Average Low 2021–2026
42.5 °FAverage 2021–2026
53.7 °FAverage High 2021–2026
65 °F